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    Programs</a> <o:p></o:p></span></p>
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    Contents Page</a><o:p></o:p></span></p>
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  <p class=MsoTitle align=left style='margin-left:1.0in;text-align:left'><span
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  mso-outline-level:1'><span style='font-size:18.0pt;mso-bidi-font-size:10.0pt;
  font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman"'>To
  the Reader<u3:p></u3:p></span></p>
  <p class=MsoNormal align=center style='margin-top:0in;margin-right:-.35pt;
  margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt;text-align:center'><b><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman"'>&nbsp;<u3:p></u3:p></span></b></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>This book is a doorway to a radically new programming
  language based on nearly a decade of research into functional programming
  design.<span style="mso-spacerun: yes">&nbsp;&nbsp; </span>In technical terms
  Qi offers efficient pattern-matching, chronological backtracking</span><!--[if supportFields]><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style='mso-element:field-begin'></span> XE &quot;</span><b
  style='mso-bidi-font-weight:normal'><span lang=EN-GB style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt;mso-ansi-language:
  EN-GB'>chronological backtracking</span></b><span style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt'>&quot; </span><![endif]--><!--[if supportFields]><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style='mso-element:field-end'></span></span><![endif]--><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>, optional static typing and an approach to defining
  types that is in many ways more advanced than any programming language
  currently available.<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;
  </span>Translated into simple terms, Qi will help you build shorter, more
  reliable and more readable programs; it will save you time and it will save
  you from making errors.<u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>&nbsp;<u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>Qi is licenced under the GNU licence; this means that
  there is no charge for using Qi.<a style='mso-footnote-id:ftn1' href="#_ftn1"
  name="_ftnref1" title=""><span class=MsoFootnoteReference><span
  style='mso-special-character:footnote'><![if !supportFootnotes]>[1]<![endif]></span></span></a><span
  class=MsoFootnoteReference>[1]</span><span style="mso-spacerun:
  yes">&nbsp;&nbsp; </span>Moreover Qi is based on and written in one of the
  oldest and most versatile programming languages - Lisp.<span
  style="mso-spacerun: yes">&nbsp;&nbsp; </span>This means that Qi will run on
  virtually any existing processor that you can name; Intel, Motorola, Athlon,
  ARM, &#8230; and virtually any operating system; Windows (&#8217;95, &#8217;98, 2000, ME, XP or
  NT), Linux, UNIX</span><!--[if supportFields]><span style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt'><span
  style='mso-element:field-begin'></span> XE &quot;</span><b style='mso-bidi-font-weight:
  normal'><span lang=EN-GB style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt;mso-ansi-language:
  EN-GB'>UNIX</span></b><span style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt'>&quot; </span><![endif]--><!--[if supportFields]><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style='mso-element:field-end'></span></span><![endif]--><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style="mso-spacerun: yes">&nbsp;</span>or
  Solaris.<span style="mso-spacerun: yes">&nbsp; </span>Qi provides excellent
  communications to the underlying Lisp; you will have access through Qi to the
  world of Lisp packages and environments; object-oriented programming through
  CLOS, graphical interface management through CLIM and statistical and
  numerical analysis through LispStat. <span style="mso-spacerun:
  yes">&nbsp;</span><u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>&nbsp;<u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>Qi excels in producing type-secure Common Lisp programs
  from compact and clear Qi source.<span style="mso-spacerun: yes">&nbsp;
  </span>Qi offers the option of static type checking in the spirit of ML and
  related languages, but with far more flexibility.<span style="mso-spacerun:
  yes">&nbsp; </span>You can extend the type system of Qi to incorporate any
  part of Lisp that can sustain type checking.<u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify;tab-stops:589.5pt'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>&nbsp;<u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>Qi is based on a new approach to type checking in which
  types are defined in a logic-based way that is clear, easy to understand and
  modify.<span style="mso-spacerun: yes">&nbsp;&nbsp; </span>Using
  sophisticated compilation techniques, Qi reduces these rules to machine code
  and applies them at high speed.<span style="mso-spacerun: yes">&nbsp;
  </span>Through Qi you can learn to use this same mechanism to devise
  reasoning systems of many kinds, from semantic nets to logic-based reasoning
  engines, expert systems and intelligent agents</span><!--[if supportFields]><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style='mso-element:field-begin'></span> XE &quot;</span><span
  lang=EN-GB style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:
  "Times New Roman";letter-spacing:-.2pt;mso-ansi-language:EN-GB'>intelligent
  agents</span><span style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:
  "Times New Roman";letter-spacing:-.2pt'>&quot; </span><![endif]--><!--[if supportFields]><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style='mso-element:field-end'></span></span><![endif]--><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'><span style="mso-spacerun: yes">&nbsp;</span>that will
  run at hundreds of thousands of rules per second.<span style="mso-spacerun:
  yes">&nbsp; </span><span style="mso-spacerun: yes">&nbsp;</span><u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt'><b><span style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt'>&nbsp;<u3:p></u3:p></span></b></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;text-align:justify'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>This book is aimed at making you proficient in Qi.<span
  style="mso-spacerun: yes">&nbsp; </span>Having mastered this book, with the
  help of the pointers provided, you will be in a position to develop
  sophisticated reasoning programs in a fraction of the time needed to develop
  them in many other languages.<span style="mso-spacerun: yes">&nbsp; </span><span
  style="mso-spacerun: yes">&nbsp;</span>If you are an active worker in the
  field of AI (Artificial Intelligence) then Qi will provide you with a
  powerful tool for rapidly prototyping your ideas.<span style="mso-spacerun:
  yes">&nbsp;&nbsp; </span>All the programs in this book are available from the
  Web and they are cited with an </span><span class=MsoFootnoteReference><span
  style='font-family:Wingdings;letter-spacing:-.2pt'>0</span></span><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'> indicating the path to the relevant program. <span
  style="mso-spacerun: yes">&nbsp;</span><u3:p></u3:p></span></p>
  <p class=MsoNormal align=center style='margin-top:0in;margin-right:-.35pt;
  margin-bottom:0in;margin-left:.5in;margin-bottom:.0001pt;text-align:center;
  mso-outline-level:1'><span style='font-family:"Microsoft Sans Serif";
  mso-bidi-font-family:"Times New Roman";letter-spacing:-.2pt'>&nbsp;<u3:p></u3:p></span></p>
  <p class=MsoNormal style='margin-top:0in;margin-right:-.35pt;margin-bottom:
  0in;margin-left:.5in;margin-bottom:.0001pt;mso-outline-level:1'><span
  style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman";
  letter-spacing:-.2pt'>Finally, if all the above jargon means nothing to you,
  then <i>whatever your background</i>, Qi will provide a medium through which
  you can cometo understand something of the fascinating world of
  programming.<span style="mso-spacerun: yes">&nbsp;&nbsp; </span>Everything is
  supplied except curiosity.<span style="mso-spacerun: yes">&nbsp; </span>That
  depends on you.<u3:p></u3:p><o:p></o:p></span></p>
  <p class=MsoNormal align=center style='margin-right:-.35pt;text-align:center;
  mso-outline-level:1'><span style='letter-spacing:-.2pt'>&nbsp;<u3:p></u3:p><o:p></o:p></span></p>
  </td>
 </tr>
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<p class=MsoNormal>&nbsp;<u3:p></u3:p></p>

<p><br clear=all style='mso-special-character:line-break'>
</p>


<div class=MsoNormal><span style='font-size:12.0pt'>

<hr size=1 width="33%" align=left>

</span></div>


<p class=MsoFootnoteText style='text-align:justify'><a style='mso-footnote-id:
ftn2' href="#_ftn2" name="_ftnref2" title=""><span class=MsoFootnoteReference><span
style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman"'><span
style='mso-special-character:footnote'><![if !supportFootnotes]>[2]<![endif]></span></span></span></a><span
class=MsoFootnoteReference><span style='font-family:"Microsoft Sans Serif";
mso-bidi-font-family:"Times New Roman"'>[1]</span></span><span
style='font-family:"Microsoft Sans Serif";mso-bidi-font-family:"Times New Roman"'>
</span><span style='font-size:8.0pt;mso-bidi-font-size:10.0pt;font-family:"Microsoft Sans Serif";
mso-bidi-font-family:"Times New Roman"'>Qi can be downloaded from <a
href="http://www.lambdassociates.org/"><span style='color:black;text-decoration:
none;text-underline:none'>www.lambdassociates.org</span></a></span><span
style='font-size:10.0pt;font-family:"Microsoft Sans Serif";mso-bidi-font-family:
"Times New Roman"'>.<u3:p></u3:p></span></p>

</div>

<div style='mso-element:footnote-list'><![if !supportFootnotes]><br clear=all>

<hr align=left size=1 width="33%">

<![endif]>

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